Home / 343,086.36-514,454.04-143,352.24

Finding the Fourth Proportional to 343,086.36, 514,454.04 and 143,352.24

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Solution

The fourth proportional to 343,086.36, 514,454.04 and 143,352.24 is: 214,955.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,086.36 : 514,454.04 = 143,352.24 : x
  2. Step 2: Convert to fraction form
    343,086.36/514,454.04 = 143,352.24/x
  3. Step 3: Cross multiply
    343,086.36x = 514,454.04 × 143,352.24
  4. Step 4: Simplify right side
    343,086.36x = 73,748,139,011.05
  5. Step 5: Solve for x
    x = 73,748,139,011.05/343,086.36
  6. Step 6: Final answer
    x = 214,955.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.